Advantages: short pitch, low noise, light weight,corrosion resistance, diamagnetic.Plasic roller chains can be widely use for eletronic, food,medicine, chemical industry etc.We are manufacturer professionally in plastic top chains, stainless steel top chains, and other conveyor components. We have abtained the quality certificate of ISO 9001: 2000, and our products have been sold to Europe, Middle East, America and many other coutries and regions.